BAM, Niraj; SHRESTHA, Tek Narayan; DAS, Santa Kumar; SHRESTHA, Bibek. Effect of Timing and Duration of Non-Invasive Ventilation on Outcomes in Acute Exacerbation of COPD: A Prospective Study from Nepal. Birat Journal of Health Sciences, [S. l.], v. 10, n. 3, p. 85–90, 2025. DOI: 10.62065/bjhs760. Disponível em: https://nepjol.info/index.php/bjhs/article/view/94854. Acesso em: 25 may. 2026.